external/bsd/libc++/dist/libcxx/test/containers/test_compare.h

   1 #ifndef TEST_COMPARE_H
   2 #define TEST_COMPARE_H
   3
   4 #include <cstddef>
   5 #include <type_traits>
   6 #include <cstdlib>
   7 #include <new>
   8 #include <climits>
   9
  10 template <class C>
  11 class test_compare
  12     : private C
  13 {
  14     int data_;
  15 public:
  16     explicit test_compare(int data = 0) : data_(data) {}
  17
  18     typename C::result_type
  19     operator()(typename std::add_lvalue_reference<const typename C::first_argument_type>::type x,
  20                typename std::add_lvalue_reference<const typename C::second_argument_type>::type y) const
  21         {return C::operator()(x, y);}
  22
  23     bool operator==(const test_compare& c) const
  24         {return data_ == c.data_;}
  25 };
  26
  27 #endif  // TEST_COMPARE_H